Home / 26,606.52-36,718.88-15,279.30

Finding the Fourth Proportional to 26,606.52, 36,718.88 and 15,279.30

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Solution

The fourth proportional to 26,606.52, 36,718.88 and 15,279.30 is: 21,086.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,606.52 : 36,718.88 = 15,279.30 : x
  2. Step 2: Convert to fraction form
    26,606.52/36,718.88 = 15,279.30/x
  3. Step 3: Cross multiply
    26,606.52x = 36,718.88 × 15,279.30
  4. Step 4: Simplify right side
    26,606.52x = 561,038,706.79
  5. Step 5: Solve for x
    x = 561,038,706.79/26,606.52
  6. Step 6: Final answer
    x = 21,086.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.